Finding the Third Proportional to 5,749,589 and 12,665,803

Step by Step Solution

1. Step 1: Write the proportion equation
   5,749,589 : 12,665,803 = 12,665,803 : x
2. Step 2: Convert to fraction form
   5,749,589/12,665,803 = 12,665,803/x
3. Step 3: Cross multiply
   5,749,589x = 12,665,803 × 12,665,803
4. Step 4: Simplify right side
   5,749,589x = 160,422,565,634,809
5. Step 5: Solve for x
   x = 160,422,565,634,809/5,749,589
6. Step 6: Final answer
   x = 27,901,570.99